US Bridges

SR 1003 over Trib to Little Buffalo C

Fair

Union County, Pennsylvania · 1.5 MI S Kelly Crossroad · Structure no. 000000000033481

Built
1976
49 years old
Condition
Fair
inspected February 2023
Type
Culvert
Steel
Length
22 ft
2 main spans
Daily traffic
470
2024 count
Owner
State
State Highway Agency

About this bridge

SR 1003 over Trib to Little Buffalo C is a steel culvert carrying SR 1003 over Trib to Little Buffalo C in Union County, Pennsylvania. It was built in 1976, so it is 49 years old, younger than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 470 vehicles a day, roughly 8% of them trucks, projected to reach 556 by 2032. The structure is 22 ft (6.7 m) long and 50 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesSR 1003
CrossesTrib to Little Buffalo C
Location1.5 MI S Kelly Crossroad
RouteState Highway 0
CountyUnion County
StatePennsylvania
Coordinates40.99885, -76.93723
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span9 ft (2.7 m)
Deck width50 ft (15.2 m)
Roadway width36 ft (11.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic470 (2024)
Projected traffic556 by 2032
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 1003 over Trib to Little Buffalo C built?

It was built in 1976, making it 49 years old in 2025.

What condition is SR 1003 over Trib to Little Buffalo C in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in February 2023.

How much traffic does SR 1003 over Trib to Little Buffalo C carry?

About 470 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is SR 1003 over Trib to Little Buffalo C?

The structure is 22 ft (6.7 m) long with a longest span of 9 ft (2.7 m) and a deck 50 ft wide.

Who owns SR 1003 over Trib to Little Buffalo C?

It is owned by the State Highway Agency.